Elastic and electro-optical properties of flexible fluorinated dimers with negative dielectric anisotropy

TL;DR

This paper investigates the synthesis and temperature-dependent optical, dielectric, and elastic properties of fluorinated dimeric mesogens in the nematic phase, highlighting their potential for flexible electro-optical applications.

Contribution

It presents new synthesis methods and detailed property analysis of fluorinated dimers with negative dielectric anisotropy in the nematic phase.

Findings

Temperature influences optical and dielectric properties

Elastic properties vary with temperature in the nematic phase

Fluorinated dimers exhibit negative dielectric anisotropy

Abstract

We report the synthesis and the temperature dependencies of optical, dielectric, and elastic properties of four homologous dimeric mesogens in the uniaxial nematic (N) phase.